1 : a branch of science concerned with the interrelationship of organisms and their environments. 2 : the totality or pattern of relations between organisms and their environment. 3 : human ecology. 4 : environment, climate the moral ecology; also : an often delicate or intricate system or complex the ecology of language.
published its Final Rule in the Federal Register placing tramadol into Schedule IV effective August 18, 2014. (Tramadol is a centrally acting opioid analgesic first approved for use in the U.S. in 1995 under the name âUltramâ.
The number of deaths involving tramadol has risen from 83 in 2008 to 154 in 2011. The government has accepted the ACMDâs recommendation to make tramadol a Class C drug subject to a public consultation to ensure those who need it as a prescription medicine will still have access to it under a process known as scheduling.